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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Gyromitus

Gyromitus Skuja, 1938 (ref. ID; 7130) or 1939 (ref. ID; 4921)

See Peregrinia

[ref. ID; 7130]
Revised diagnosis; Cordiform phagotrophic heterotrophic biflagellates with two equal forward-pointing flagella issuing from apical depression; flagella used for swimming, not gliding; cell body but not flagella covered by siliceous oval scales with microporous sieve-like base and cylindrical sides bearing 4-8 rows of pores, inrolled upper and lower rims, and no upper plates; scales made in vesicles associated with mitochondria with tubular cristae; can emit pointed branching filose pseudopods from rear or ventral surface; some strains may transform completely into an amoeba. (ref. ID; 7130)
  1. Gyromitus cordiformis Skuja, 1948 (ref. ID; 7130)
  2. Gyromitus disomatus Skuja, 1939 (ref. ID; 4921, 7130)
  3. Gyromitus limax (Swale & Belcher, 1975) (ref. ID; 7130)